1315562016 has 24 divisors (see below), whose sum is σ = 3453350544. Its totient is φ = 438520640.

The previous prime is 1315562011. The next prime is 1315562021. The reversal of 1315562016 is 6102655131.

It is an interprime number because it is at equal distance from previous prime (1315562011) and next prime (1315562021).

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (1315562011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6851790 + ... + 6851981.

It is an arithmetic number, because the mean of its divisors is an integer number (143889606).

Almost surely, 2^1315562016 is an apocalyptic number.

1315562016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1315562016 is an abundant number, since it is smaller than the sum of its proper divisors (2137788528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1315562016 is a wasteful number, since it uses less digits than its factorization.

1315562016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13703784 (or 13703776 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 1315562016 is about 36270.6770821831. The cubic root of 1315562016 is about 1095.7305622862.

The spelling of 1315562016 in words is "one billion, three hundred fifteen million, five hundred sixty-two thousand, sixteen".